early-access version 2439

This commit is contained in:
pineappleEA 2022-01-27 22:36:15 +01:00
parent 4875565f36
commit 2f3631914f
5 changed files with 33 additions and 36 deletions

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@ -1,7 +1,7 @@
yuzu emulator early access yuzu emulator early access
============= =============
This is the source code for early-access 2438. This is the source code for early-access 2439.
## Legal Notice ## Legal Notice

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@ -258,7 +258,7 @@ private:
private: private:
constexpr void ClearAffinityBit(u64& affinity, s32 core) { constexpr void ClearAffinityBit(u64& affinity, s32 core) {
affinity &= ~(u64(1) << core); affinity &= ~(UINT64_C(1) << core);
} }
constexpr s32 GetNextCore(u64& affinity) { constexpr s32 GetNextCore(u64& affinity) {

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@ -710,10 +710,7 @@ void KScheduler::Unload(KThread* thread) {
} }
void KScheduler::Reload(KThread* thread) { void KScheduler::Reload(KThread* thread) {
LOG_TRACE(Kernel, "core {}, reload thread {}", core_id, thread ? thread->GetName() : "nullptr"); LOG_TRACE(Kernel, "core {}, reload thread {}", core_id, thread->GetName());
if (thread) {
ASSERT_MSG(thread->GetState() == ThreadState::Runnable, "Thread must be runnable.");
Core::ARM_Interface& cpu_core = system.ArmInterface(core_id); Core::ARM_Interface& cpu_core = system.ArmInterface(core_id);
cpu_core.LoadContext(thread->GetContext32()); cpu_core.LoadContext(thread->GetContext32());
@ -721,12 +718,11 @@ void KScheduler::Reload(KThread* thread) {
cpu_core.SetTlsAddress(thread->GetTLSAddress()); cpu_core.SetTlsAddress(thread->GetTLSAddress());
cpu_core.SetTPIDR_EL0(thread->GetTPIDR_EL0()); cpu_core.SetTPIDR_EL0(thread->GetTPIDR_EL0());
cpu_core.ClearExclusiveState(); cpu_core.ClearExclusiveState();
}
} }
void KScheduler::SwitchContextStep2() { void KScheduler::SwitchContextStep2() {
// Load context of new thread // Load context of new thread
Reload(current_thread.load()); Reload(GetCurrentThread());
RescheduleCurrentCore(); RescheduleCurrentCore();
} }
@ -735,13 +731,17 @@ void KScheduler::ScheduleImpl() {
KThread* previous_thread = GetCurrentThread(); KThread* previous_thread = GetCurrentThread();
KThread* next_thread = state.highest_priority_thread; KThread* next_thread = state.highest_priority_thread;
state.needs_scheduling = false; state.needs_scheduling.store(false);
// We never want to schedule a null thread, so use the idle thread if we don't have a next. // We never want to schedule a null thread, so use the idle thread if we don't have a next.
if (next_thread == nullptr) { if (next_thread == nullptr) {
next_thread = idle_thread; next_thread = idle_thread;
} }
if (next_thread->GetCurrentCore() != core_id) {
next_thread->SetCurrentCore(core_id);
}
// We never want to schedule a dummy thread, as these are only used by host threads for locking. // We never want to schedule a dummy thread, as these are only used by host threads for locking.
if (next_thread->GetThreadType() == ThreadType::Dummy) { if (next_thread->GetThreadType() == ThreadType::Dummy) {
ASSERT_MSG(false, "Dummy threads should never be scheduled!"); ASSERT_MSG(false, "Dummy threads should never be scheduled!");
@ -755,14 +755,8 @@ void KScheduler::ScheduleImpl() {
return; return;
} }
if (next_thread->GetCurrentCore() != core_id) { // Update the CPU time tracking variables.
next_thread->SetCurrentCore(core_id);
}
current_thread.store(next_thread);
KProcess* const previous_process = system.Kernel().CurrentProcess(); KProcess* const previous_process = system.Kernel().CurrentProcess();
UpdateLastContextSwitchTime(previous_thread, previous_process); UpdateLastContextSwitchTime(previous_thread, previous_process);
// Save context for previous thread // Save context for previous thread
@ -770,6 +764,10 @@ void KScheduler::ScheduleImpl() {
std::shared_ptr<Common::Fiber>* old_context; std::shared_ptr<Common::Fiber>* old_context;
old_context = &previous_thread->GetHostContext(); old_context = &previous_thread->GetHostContext();
// Set the new thread.
current_thread.store(next_thread);
guard.Unlock(); guard.Unlock();
Common::Fiber::YieldTo(*old_context, *switch_fiber); Common::Fiber::YieldTo(*old_context, *switch_fiber);
@ -797,8 +795,8 @@ void KScheduler::SwitchToCurrent() {
do { do {
auto next_thread = current_thread.load(); auto next_thread = current_thread.load();
if (next_thread != nullptr) { if (next_thread != nullptr) {
next_thread->context_guard.Lock(); const auto locked = next_thread->context_guard.TryLock();
if (next_thread->GetRawState() != ThreadState::Runnable) { if (state.needs_scheduling.load()) {
next_thread->context_guard.Unlock(); next_thread->context_guard.Unlock();
break; break;
} }
@ -806,6 +804,9 @@ void KScheduler::SwitchToCurrent() {
next_thread->context_guard.Unlock(); next_thread->context_guard.Unlock();
break; break;
} }
if (!locked) {
continue;
}
} }
auto thread = next_thread ? next_thread : idle_thread; auto thread = next_thread ? next_thread : idle_thread;
Common::Fiber::YieldTo(switch_fiber, *thread->GetHostContext()); Common::Fiber::YieldTo(switch_fiber, *thread->GetHostContext());

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@ -57,16 +57,6 @@ void TranslatorVisitor::VMNMX(u64 insn) {
if (vmnmx.sat != 0) { if (vmnmx.sat != 0) {
throw NotImplementedException("VMNMX SAT"); throw NotImplementedException("VMNMX SAT");
} }
// Selectors were shown to default to 2 in unit tests
if (vmnmx.src_a_selector != 2) {
throw NotImplementedException("VMNMX Selector {}", vmnmx.src_a_selector.Value());
}
if (vmnmx.src_b_selector != 2) {
throw NotImplementedException("VMNMX Selector {}", vmnmx.src_b_selector.Value());
}
if (vmnmx.src_a_width != VideoWidth::Word) {
throw NotImplementedException("VMNMX Source Width {}", vmnmx.src_a_width.Value());
}
const bool is_b_imm{vmnmx.is_src_b_reg == 0}; const bool is_b_imm{vmnmx.is_src_b_reg == 0};
const IR::U32 src_a{GetReg8(insn)}; const IR::U32 src_a{GetReg8(insn)};
@ -76,10 +66,14 @@ void TranslatorVisitor::VMNMX(u64 insn) {
const VideoWidth a_width{vmnmx.src_a_width}; const VideoWidth a_width{vmnmx.src_a_width};
const VideoWidth b_width{GetVideoSourceWidth(vmnmx.src_b_width, is_b_imm)}; const VideoWidth b_width{GetVideoSourceWidth(vmnmx.src_b_width, is_b_imm)};
const u32 a_selector{static_cast<u32>(vmnmx.src_a_selector)};
// Immediate values can't have a selector
const u32 b_selector{is_b_imm ? 0U : static_cast<u32>(vmnmx.src_b_selector)};
const bool src_a_signed{vmnmx.src_a_sign != 0}; const bool src_a_signed{vmnmx.src_a_sign != 0};
const bool src_b_signed{vmnmx.src_b_sign != 0}; const bool src_b_signed{vmnmx.src_b_sign != 0};
const IR::U32 op_a{ExtractVideoOperandValue(ir, src_a, a_width, 0, src_a_signed)}; const IR::U32 op_a{ExtractVideoOperandValue(ir, src_a, a_width, a_selector, src_a_signed)};
const IR::U32 op_b{ExtractVideoOperandValue(ir, src_b, b_width, 0, src_b_signed)}; const IR::U32 op_b{ExtractVideoOperandValue(ir, src_b, b_width, b_selector, src_b_signed)};
// First operation's sign is only dependent on operand b's sign // First operation's sign is only dependent on operand b's sign
const bool op_1_signed{src_b_signed}; const bool op_1_signed{src_b_signed};

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@ -1500,6 +1500,8 @@ typename BufferCache<P>::OverlapResult BufferCache<P>::ResolveOverlaps(VAddr cpu
// When this memory region has been joined a bunch of times, we assume it's being used // When this memory region has been joined a bunch of times, we assume it's being used
// as a stream buffer. Increase the size to skip constantly recreating buffers. // as a stream buffer. Increase the size to skip constantly recreating buffers.
has_stream_leap = true; has_stream_leap = true;
begin -= PAGE_SIZE * 256;
cpu_addr = begin;
end += PAGE_SIZE * 256; end += PAGE_SIZE * 256;
} }
} }